Answers

Add 18/10 and 81/75

1^st number: 1 8/10, 2^nd number: 1 6/75

18/10 + 81/75 is 72/25.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 75 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 10 × 15 = 150,
   18/10 = 18 × 15/10 × 15 = 270/150
3. Likewise, for the 2nd fraction, since 75 × 2 = 150,
   81/75 = 81 × 2/75 × 2 = 162/150
4. Add the two like fractions:
   270/150 + 162/150 = 270 + 162/150 = 432/150
5. 432/150 simplified gives 72/25
6. So, 18/10 + 81/75 = 72/25
   In mixed form: 222/25

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